Gaya APA
Effendy, Y.
(2006).
Improve your reading & speaking in english / Yudy Effendi
.
Jakarta:
Gemagung Ikhtiari.
Gaya MLA
Effendy, Yudy.
"Improve your reading & speaking in english / Yudy Effendi".
Jakarta:
Gemagung Ikhtiari,
2006.
Text.